#A5253A#A5253A

#A5253A is a mid, vivid red. Relative luminance 0.096; OKLCH L 47.9% C 0.163 H 17.3°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#A5253A
RGB	rgb(165, 37, 58)
HSL	hsl(350, 63%, 40%)
HSV	hsv(350, 78%, 65%)
CMYK	cmyk(0%, 77.6%, 64.8%, 35.3%)
CIE-LAB	lab(37.17, 52.22, 20.20)
CIE-LCH	lch(37.17, 55.99, 21.15°)
OKLab	oklab(47.88% 0.1556 0.0485)
OKLCH	oklch(47.88% 0.163 17.3)
XYZ	xyz(16.9442, 9.6305, 4.9688)
Luminance	0.0963 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5253A #25A590

analogous

#A5257A #A5253A #A55025

triadic

#A5253A #3AA525 #253AA5

tetradic

#A5253A #7AA525 #25A590 #5025A5

square

#A5253A #7AA525 #25A590 #5025A5

split-complementary

#A5253A #25A550 #257AA5

monochromatic

#410F17 #731A28 #A5253A #D2354F #DD677B

Accessibility & contrast

On white

7.18

#A5253A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#A5253A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A5253A

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5253A	#FFFFFF	#000000	##FFFFFF
##A5253A	1.00	7.18	2.93	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A463A

Deuteranopia (green-blind)

#6A6136

Tritanopia (blue-blind)

#B5002E

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a5253a;
/* rgb */ color: rgb(165, 37, 58);
/* oklch */ color: oklch(47.9% 0.163 17.3);

Tailwind

colors: {
  custom: {
    50: '#c76c70',
    500: '#a5253a',
    950: '#000000',
  },
}

SCSS

$custom: #a5253a;
$custom-light: #c76c70;
$custom-dark: #000000;

JSON

{
  "hex": "#a5253a",
  "rgb": {
    "r": 165,
    "g": 37,
    "b": 58
  },
  "hsl": {
    "h": 350.156,
    "s": 63.366,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47878,
    "c": 0.16297,
    "h": 17.3
  },
  "luminance": 0.09628
}

Semantic roles & 50–950 ramp

primary

#A5253A

secondary

#63C3B3

accent

#E6CB41

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A5253A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →